This STD To YER Exchange Rate Chart lets you see this pair's currency rate history for up to 90 days
Live forex chart for Sao Tomean Dobra to Yemeni Rial
The above chart show the exchange rate of 1 STD to YER. If the chart run up, it means Sao Tomean Dobra appreciates against Yemeni Rial. If the chart run down, it means Sao Tomean Dobra devalues against Yemeni Rial.